Peps πŸŽ“ Profile picture
Mar 31 β€’ 12 tweets β€’ 3 min read Twitter logo Read on Twitter
*Essential* idea for teacher educators:

The 'Optimal Adaptability Corridor' β†’ what it is, and why it's useful

🧡A thread...
To begin, we need to take a step back and unpack why learning to teach is so hard in the first place.

There are many reasons of course, but one big factor is the nature of the the classroom itself.
In particular, the classroom environment is:

A. Complex β†’ there are *many* moving parts and decisions to be made with incomplete information

B. Hot β†’ many of these decisions need to be made under pressure and in a tight time window
To be effective in a complex and hot environment, teachers need to be both:

Innovative β†’ understand the problems they face and how different strategies might help tackle them

Efficient β†’ do this rapidly, and using minimal cognitive resources
When teachers are able to innovate, but not efficiently, they may understand what is going on in their classrooms, but struggle to do much about it.

They can quickly become overwhelmed, then frustrated, and potentially revert to sub-optimal 'comfort zone' approaches.
When teachers are efficient, but unable to innovate, they can deploy techniques, but not necessarily the right ones at the right times, or modify them to suit the specific needs of their class.

They are exhibiting expertise, but only in a narrow, 'routine' sense.
When teachers can do bothβ€”innovate, and do so efficientlyβ€”they are ideally positioned to meet the complex and hot demands of the classroom environment.

This is the basis of 'adaptive expertise', and imho is one of the central goals of teacher education.

However...
(this is where the Optimal Adaptability Corridor comes inβ€”if you've got this far, you might as well keep going)
...it's hard to build both dimensions simultaneously. Each demand a slightly different approach:

β†’ Innovation requires exposure to a wide range of examples with explanations for how these work and why.

β†’ Efficiency requires targeted practice, feedback, and more practice.
Because of this tension, it can be easy for novice (or even experienced) teachers to end up with an imbalanced capacity:

Too much innovation at the expense of efficiency.

Or too much efficiency at the expense of innovation.
The Optimal Adaptability Corridor is a reminder of the importance of checking and maintaining this balance βš–οΈ

Of ensuring that we build *both* innovation and efficiency in tandem, not going too far in any one direction before switching focus to the other.
To learn more, check out this beast of a paper. It covers the OAC and lots more:

πŸŽ“Innovation and efficiency in transfer by Schwartz et al.

aaalab.stanford.edu/assets/papers/…

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More from @PepsMccrea

Mar 26
When it comes to task design in teaching, less can often be more. This is the basis of @Doug_Lemov's 'Take the Shortest Path' principle.

Let's break it down:

↓
'Take the shortest path' is a rule of thumb from one of the early TLAC books which says:

Where we have 2 options for how to teach something, we should take the one which gets students there most directly.

(Most of the time)
Why might this be a good principle? Two reasons:

1. It reduces risk in student learning
2. It makes our lessons more efficient

Let's unpack each:
Read 15 tweets
Mar 16
Over the last 10 years, I've had the honour of learning from some incredible teacher educators.

One of the things they tend to double down on is effective 'modelling'.

Here's what modelling is, why it's so powerful for PD, and how to do it well:

↓
First up, what is a model? A model is an example of an aspect of teaching that:

β†’ Has high fidelity to the evidence around effective teaching
β†’ Is tried-and-tested: as feasible to implement and learnable by all
β†’ Is small enough to practice multiple times in a 10min timebox
Models can come in various forms, eg:

β€’ Live demo or video showing how to give instructions in a way that optimises cognitive load
β€’ Case study (eg. with lesson plan or discussion transcript) of how to plan an exit ticket to help reliably prepare for the following lesson
Read 18 tweets
Mar 14
Ambition just dropped our first research paper.

It's the first causal evidence that modelling in PD is πŸ”₯πŸ”₯πŸ”₯

What we did, what we found & why it's important:

↓ Image
First up, a bit of background:

At @Ambition_Inst, we work hard to ground our PD in the best available evidence.

However, over the last couple of years, we've increasingly found ourselves asking questions that the research has no answer to yet.
And so, about 9 months ago we decided to set up our own research team.

@DrSamSims (one of the worlds top PD researchers) joined us as research lead, and we started building out a kickass team, talking to folks across the sector, and putting together a research agenda.
Read 18 tweets
Mar 1
For the last 7 years, over at Steplab we've been working on a project to codify effective teaching.

A long and geeky thread on what we've learned:

↓
One of the essential ingredients of effective professional development is the provision of concrete, granular teaching 'strategies'.

These can be used as examples of 'what good looks like', which teachers can translate for their context, and practise in a productive way.
However, it's also critical to help teachers see how such granular strategies fit into their broader teaching repertoire.

Context is as important as content.

Eg: How Cold Call fits into the wider goal of maximising pupil thinking, alongside Wait Time and other strategies.
Read 24 tweets
Feb 27
🦘 I'm *mega* excited to be off to Aus this week (first time), to catch up with folks and chat teacher development, inc:

β†’ 4MAR ResearchED Ballarat
β†’ 6MAR Coaching intensive
β†’ 9MAR SOLLA
β†’ 4APR Catholic Ed (remote)

More details on each ‡️
ResearchED Ballarat on the 4th should be banging as always & worth hanging around for post-conference beers if you can 🍻

More info: events.humanitix.com/researched-bal…
On the 6th, me, @Josh_CPD & @ollie_lovell are running a whole-day instructional coaching workshop in Melbourne.

If you're at all interested in improving teaching in your school, this will be worth your time πŸ’₯

Read 6 tweets
Feb 16
πŸŽ“ A new review by some of the biggest hitters in educational research identifies 6 common misconceptions about PD.

Most teacher educators will be familiar with these, but here's a quick summary just in case.

↓
1/ PD is a smart investment. Image
2/ PD is for everyone. Image
Read 9 tweets

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